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Fixed ExifTags::printTag to call the print function only if there is at least one component in the value. Fixes bug #433. Fixed printLong print function to survive if the value is a Rational with a 0 denominator.

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This commit is contained in:
Andreas Huggel 2005-06-26 11:04:27 +00:00
parent 6fd5c0127e
commit 595454f39f
1 changed files with 5 additions and 2 deletions
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7
src/tags.cpp
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@ -507,6 +507,7 @@ namespace Exiv2 {
IfdId ifdId,
const Value& value)
{
if (value.count() == 0) return os;
PrintFct fct = printValue;
if (isExifIfd(ifdId)) {
int idx = tagInfoIdx(tag, ifdId);
@ -734,8 +735,10 @@ namespace Exiv2 {
std::ostream& printLong(std::ostream& os, const Value& value)
{
return os << value.toLong();
}
Rational r = value.toRational();
if (r.second != 0) return os << static_cast<long>(r.first) / r.second;
return os << "(" << value << ")";
} // printLong
std::ostream& printFloat(std::ostream& os, const Value& value)
{